FR2329771B1 - - Google Patents
Info
- Publication number
- FR2329771B1 FR2329771B1 FR7631913A FR7631913A FR2329771B1 FR 2329771 B1 FR2329771 B1 FR 2329771B1 FR 7631913 A FR7631913 A FR 7631913A FR 7631913 A FR7631913 A FR 7631913A FR 2329771 B1 FR2329771 B1 FR 2329771B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
- C01D1/42—Concentration; Dehydration
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
- C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Metallurgy (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50128857A JPS5833312B2 (en) | 1975-10-28 | 1975-10-28 | caustic alkaline water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2329771A1 FR2329771A1 (en) | 1977-05-27 |
| FR2329771B1 true FR2329771B1 (en) | 1978-12-15 |
Family
ID=14995075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7631913A Granted FR2329771A1 (en) | 1975-10-28 | 1976-10-22 | METHOD FOR CONCENTRATING AN AQUEOUS SOLUTION OF CAUSTIC ALKALI |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4090932A (en) |
| JP (1) | JPS5833312B2 (en) |
| BR (1) | BR7607098A (en) |
| CA (1) | CA1109018A (en) |
| DE (1) | DE2648306A1 (en) |
| FR (1) | FR2329771A1 (en) |
| GB (1) | GB1513109A (en) |
| IT (1) | IT1068548B (en) |
| NL (1) | NL164907C (en) |
| SE (1) | SE416562B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53113299A (en) * | 1977-03-15 | 1978-10-03 | Asahi Glass Co Ltd | Method of concentrating caustic alkaline sulution for ion exchange membrane electrolysis |
| US4487668A (en) * | 1977-04-20 | 1984-12-11 | E. I. Du Pont De Nemours And Company | Fluorinated ion exchange polymer containing carboxylic groups, and film and membrane thereof |
| JPS5428297A (en) * | 1977-08-04 | 1979-03-02 | Ebara Corp | Effective heat utilization method in caustic soda producing plant by ion exchange or electrolytic method |
| JPS5484892A (en) * | 1977-12-19 | 1979-07-06 | Asahi Chem Ind Co Ltd | Electrolysis of sodium chloride employing cation exchange membrane |
| JPS5927389B2 (en) * | 1978-02-15 | 1984-07-05 | 旭化成株式会社 | Cation exchange membrane salt electrolysis method |
| US4459188A (en) * | 1982-09-13 | 1984-07-10 | Texas Brine Corporation | Brine systems for chlor-alkali membrane cells |
| JPH01116728U (en) * | 1988-02-01 | 1989-08-07 | ||
| US8317994B2 (en) * | 2008-08-07 | 2012-11-27 | Westlake Vinyl Corporation | Method of concentrating an aqueous caustic alkali using a catholyte heat recovery evaporator |
| DE102011005133A1 (en) * | 2011-03-04 | 2012-09-06 | Bayer Materialscience Aktiengesellschaft | Method for operating an oxygen-consuming electrode |
| CN106367778B (en) * | 2016-08-29 | 2018-11-09 | 金川集团股份有限公司 | A kind of device and method recycling heat in high temperature moist chlorine |
| CN108796543B (en) * | 2018-06-24 | 2023-08-15 | 茌平信发华兴化工有限公司 | Flake caustic soda secondary condensate electrolytic tank system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3403083A (en) * | 1965-11-29 | 1968-09-24 | Hooker Chemical Corp | Operation of chlor-alkali cells |
| BE790369A (en) * | 1971-10-21 | 1973-04-20 | Diamond Shamrock Corp | METHOD AND APPARATUS FOR THE PREPARATION OF HYDROXIDES FROM HIGH PURE ALKALINE METALS IN AN ELECTROLYTIC TANK. |
| US3954579A (en) * | 1973-11-01 | 1976-05-04 | Hooker Chemicals & Plastics Corporation | Electrolytic method for the simultaneous manufacture of concentrated and dilute aqueous hydroxide solutions |
| US3909378A (en) * | 1974-06-21 | 1975-09-30 | Du Pont | Composite cation exchange membrane and use thereof in electrolysis of an alkali metal halide |
-
1975
- 1975-10-28 JP JP50128857A patent/JPS5833312B2/en not_active Expired
-
1976
- 1976-10-11 IT IT28200/76A patent/IT1068548B/en active
- 1976-10-14 CA CA263,360A patent/CA1109018A/en not_active Expired
- 1976-10-18 US US05/733,714 patent/US4090932A/en not_active Expired - Lifetime
- 1976-10-18 GB GB43174/76A patent/GB1513109A/en not_active Expired
- 1976-10-18 NL NL7611491.A patent/NL164907C/en not_active IP Right Cessation
- 1976-10-21 SE SE7611705A patent/SE416562B/en unknown
- 1976-10-22 FR FR7631913A patent/FR2329771A1/en active Granted
- 1976-10-22 BR BR7607098A patent/BR7607098A/en unknown
- 1976-10-26 DE DE19762648306 patent/DE2648306A1/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| SE7611705L (en) | 1977-04-29 |
| NL164907C (en) | 1981-02-16 |
| US4090932A (en) | 1978-05-23 |
| IT1068548B (en) | 1985-03-21 |
| CA1109018A (en) | 1981-09-15 |
| NL7611491A (en) | 1977-05-02 |
| NL164907B (en) | 1980-09-15 |
| DE2648306A1 (en) | 1977-05-12 |
| GB1513109A (en) | 1978-06-07 |
| SE416562B (en) | 1981-01-19 |
| FR2329771A1 (en) | 1977-05-27 |
| JPS5833312B2 (en) | 1983-07-19 |
| JPS5252897A (en) | 1977-04-28 |
| BR7607098A (en) | 1977-09-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |